Chapter 3 Programming; Precautions For Programming - Mitsubishi Electric MELSEC iQ-R Series User Manual

3
PROGRAMMING
This chapter describes programming and startup examples of CC-Link IE TSN.
3.1

Precautions for Programming

This section describes precautions to create CC-Link IE TSN programs.
Cyclic transmission program
For a cyclic transmission program, configure an interlock with the following module labels (link special relay (SB), link special
register (SW)).
• 'Data link error status of own station' (SB0049)
• 'Data link status of each station' (SW00B0 to SW00B7)
Program using safety communications
For a program using safety communications, interlock with the safety special register described below. (For the 1st master/
local module)
• 'Safety refresh communication status of each safety connection (1st module)' (SA\SD1008 to SA\SD1015)
For a communication example using the safety communications, refer to the following.
• Communication Example of Safety Communications ( Page 145 Communication Example of Safety Communication)
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3.1 Precautions for Programming